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	<title>Problem Set -- page 13 -- 衡阳八中OJ离线版-2012-02-29</title>
<h3 align='center'><a href='list-1.html'>1</a>&nbsp;<a href='list-2.html'>2</a>&nbsp;<a href='list-3.html'>3</a>&nbsp;<a href='list-4.html'>4</a>&nbsp;<a href='list-5.html'>5</a>&nbsp;<a href='list-6.html'>6</a>&nbsp;<a href='list-7.html'>7</a>&nbsp;<a href='list-8.html'>8</a>&nbsp;<a href='list-9.html'>9</a>&nbsp;<a href='list-10.html'>10</a>&nbsp;<a href='list-11.html'>11</a>&nbsp;<a href='list-12.html'>12</a>&nbsp;<span class=red>13</span>&nbsp;<a href='list-14.html'>14</a>&nbsp;<a href='list-15.html'>15</a>&nbsp;<a href='list-16.html'>16</a>&nbsp;<a href='list-17.html'>17</a></h3>
<center><table id='problemset' width='90%'>
<thead><tr align='center' class='evenrow'><td width='5'></td><td width='10%' colspan='1'><form action='problem.php' onsubmit='jump2prob(); return false;' >Problem ID<input id='jump2prob-id' type='text' name='id' size=5><input type='submit' value='GO' ></form></td><td width='90%' colspan='4'><form onsubmit='searchInTable(2); return false;' >Search<input id="search-content-id" type='text' name='search'><input type='submit' value='Search' ></form></td></tr><tr align=center class='toprow'><td width='5'><td style="cursor:hand" onclick="sortTable('problemset', 1, 'int');" width=10%><A>Problem ID</A><td width='60%'>Title</td><td width='20%'>Source</td><td style="cursor:hand" onclick="sortTable('problemset', 4, 'int');" width='5%'><A>AC</A></td><td style="cursor:hand" onclick="sortTable('problemset', 5, 'int');" width='5%'><A>Submit</A></td></tr></thead>
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<tr align=center class='toprow'><td width='5'><td style="cursor:hand" onclick="sortTable('problemset', 1, 'int');" width=10%><A>Problem ID</A><td width='60%'>Title</td><td width='20%'>Source</td><td style="cursor:hand" onclick="sortTable('problemset', 4, 'int');" width='5%'><A>AC</A></td><td style="cursor:hand" onclick="sortTable('problemset', 5, 'int');" width='5%'><A>Submit</A></td></tr>
</thead><tbody>
<tr class='evenrow'><td></td><td align='center'>2200</td><td align='left'><a href='problem-2200.html'>[Usaco2011 Jan]道路和航线
</a></td><td align='center'>Gold</td><td align='center'><a href='status.php?problem_id=2200&jresult=4'>78</a></td><td align='center'><a href='status.php?problem_id=2200'>205</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2201</td><td align='left'><a href='problem-2201.html'>彩色圆环</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2201&jresult=4'>26</a></td><td align='center'><a href='status.php?problem_id=2201'>69</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2202</td><td align='left'><a href='problem-2202.html'>[2010国家集训队]阳阳做任务</a></td><td align='center'>By 陈许旻</td><td align='center'><a href='status.php?problem_id=2202&jresult=4'>2</a></td><td align='center'><a href='status.php?problem_id=2202'>7</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2203</td><td align='left'><a href='problem-2203.html'>Pku2448 A New Operating System
</a></td><td align='center'>模拟题系列</td><td align='center'><a href='status.php?problem_id=2203&jresult=4'>8</a></td><td align='center'><a href='status.php?problem_id=2203'>24</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2204</td><td align='left'><a href='problem-2204.html'>镜子反射</a></td><td align='center'>模拟题系列</td><td align='center'><a href='status.php?problem_id=2204&jresult=4'>1</a></td><td align='center'><a href='status.php?problem_id=2204'>3</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2205</td><td align='left'><a href='problem-2205.html'>神奇的地图</a></td><td align='center'>模拟题系列</td><td align='center'><a href='status.php?problem_id=2205&jresult=4'>1</a></td><td align='center'><a href='status.php?problem_id=2205'>1</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2206</td><td align='left'><a href='problem-2206.html'>音乐水栅</a></td><td align='center'>By cqf</td><td align='center'><a href='status.php?problem_id=2206&jresult=4'>1</a></td><td align='center'><a href='status.php?problem_id=2206'>7</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2207</td><td align='left'><a href='problem-2207.html'>彩色圆环2</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2207&jresult=4'>16</a></td><td align='center'><a href='status.php?problem_id=2207'>32</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2208</td><td align='left'><a href='problem-2208.html'>[Jsoi2010]连通数</a></td><td align='center'>第一轮</td><td align='center'><a href='status.php?problem_id=2208&jresult=4'>137</a></td><td align='center'><a href='status.php?problem_id=2208'>403</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2209</td><td align='left'><a href='problem-2209.html'>[Jsoi2011]括号序列</a></td><td align='center'>第一轮</td><td align='center'><a href='status.php?problem_id=2209&jresult=4'>164</a></td><td align='center'><a href='status.php?problem_id=2209'>347</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2210</td><td align='left'><a href='problem-2210.html'>Pku1379 Run Away
</a></td><td align='center'>Cerc1999</td><td align='center'><a href='status.php?problem_id=2210&jresult=4'>15</a></td><td align='center'><a href='status.php?problem_id=2210'>25</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2211</td><td align='left'><a href='problem-2211.html'>Spoj 2202. Tan and His Interesting Game
</a></td><td align='center'>相比原题有变动</td><td align='center'><a href='status.php?problem_id=2211&jresult=4'>10</a></td><td align='center'><a href='status.php?problem_id=2211'>36</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2212</td><td align='left'><a href='problem-2212.html'>[Poi2011]Tree Rotations</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2212&jresult=4'>49</a></td><td align='center'><a href='status.php?problem_id=2212'>227</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2213</td><td align='left'><a href='problem-2213.html'>[Poi2011]Difference</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2213&jresult=4'>47</a></td><td align='center'><a href='status.php?problem_id=2213'>187</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2214</td><td align='left'><a href='problem-2214.html'>[Poi2011]Shift</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2214&jresult=4'>0</a></td><td align='center'><a href='status.php?problem_id=2214'>1</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2215</td><td align='left'><a href='problem-2215.html'>[Poi2011]Conspiracy</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2215&jresult=4'>0</a></td><td align='center'><a href='status.php?problem_id=2215'>24</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2216</td><td align='left'><a href='problem-2216.html'>[Poi2011]Lightning Conductor</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2216&jresult=4'>36</a></td><td align='center'><a href='status.php?problem_id=2216'>176</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2217</td><td align='left'><a href='problem-2217.html'>[Poi2011]Lollipop</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2217&jresult=4'>0</a></td><td align='center'><a href='status.php?problem_id=2217'>63</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2218</td><td align='left'><a href='problem-2218.html'>Uva10173 Smallest Bounding Rectangle
</a></td><td align='center'>鸣谢 AekdyCoin</td><td align='center'><a href='status.php?problem_id=2218&jresult=4'>2</a></td><td align='center'><a href='status.php?problem_id=2218'>4</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2219</td><td align='left'><a href='problem-2219.html'>数论之神</a></td><td align='center'>鸣谢 AekdyCoin</td><td align='center'><a href='status.php?problem_id=2219&jresult=4'>22</a></td><td align='center'><a href='status.php?problem_id=2219'>61</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2220</td><td align='left'><a href='problem-2220.html'>CCC2009 Dinner之Zuma2</a></td><td align='center'>2009 Canadian Computing Competition Stage2  Day1 Question</td><td align='center'><a href='status.php?problem_id=2220&jresult=4'>15</a></td><td align='center'><a href='status.php?problem_id=2220'>34</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2221</td><td align='left'><a href='problem-2221.html'>[Jsoi2009]面试的考验</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2221&jresult=4'>0</a></td><td align='center'><a href='status.php?problem_id=2221'>33</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2222</td><td align='left'><a href='problem-2222.html'>[Cqoi2006]猜数游戏</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2222&jresult=4'>0</a></td><td align='center'><a href='status.php?problem_id=2222'>5</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2223</td><td align='left'><a href='problem-2223.html'>[Coci 2009]PATULJCI</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2223&jresult=4'>90</a></td><td align='center'><a href='status.php?problem_id=2223'>212</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2224</td><td align='left'><a href='problem-2224.html'>Pku3872 K-equivalence
</a></td><td align='center'>Neerc2010</td><td align='center'><a href='status.php?problem_id=2224&jresult=4'>7</a></td><td align='center'><a href='status.php?problem_id=2224'>18</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2225</td><td align='left'><a href='problem-2225.html'>[Spoj 2371]Another Longest Increasing </a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2225&jresult=4'>89</a></td><td align='center'><a href='status.php?problem_id=2225'>174</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2226</td><td align='left'><a href='problem-2226.html'>[Spoj 5971] LCMSum
</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2226&jresult=4'>136</a></td><td align='center'><a href='status.php?problem_id=2226'>297</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2227</td><td align='left'><a href='problem-2227.html'>[Zjoi2011]看电影(movie)</a></td><td align='center'>Day1&IPSC2009第G题</td><td align='center'><a href='status.php?problem_id=2227&jresult=4'>79</a></td><td align='center'><a href='status.php?problem_id=2227'>174</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2228</td><td align='left'><a href='problem-2228.html'>[Zjoi2011]礼物(gift)
</a></td><td align='center'>day1</td><td align='center'><a href='status.php?problem_id=2228&jresult=4'>102</a></td><td align='center'><a href='status.php?problem_id=2228'>246</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2229</td><td align='left'><a href='problem-2229.html'>[Zjoi2011]最小割</a></td><td align='center'>Day1</td><td align='center'><a href='status.php?problem_id=2229&jresult=4'>87</a></td><td align='center'><a href='status.php?problem_id=2229'>251</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2230</td><td align='left'><a href='problem-2230.html'>[Neerc2006]Fool's Game
</a></td><td align='center'>Neerc2006</td><td align='center'><a href='status.php?problem_id=2230&jresult=4'>2</a></td><td align='center'><a href='status.php?problem_id=2230'>5</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2231</td><td align='left'><a href='problem-2231.html'>Pku3868 Garbling Game</a></td><td align='center'>Neerc2009</td><td align='center'><a href='status.php?problem_id=2231&jresult=4'>6</a></td><td align='center'><a href='status.php?problem_id=2231'>18</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2232</td><td align='left'><a href='problem-2232.html'>过敏症测试</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2232&jresult=4'>7</a></td><td align='center'><a href='status.php?problem_id=2232'>11</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2233</td><td align='left'><a href='problem-2233.html'>[Ncpc2009]Beacons</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2233&jresult=4'>6</a></td><td align='center'><a href='status.php?problem_id=2233'>23</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2234</td><td align='left'><a href='problem-2234.html'>Sgu394 Berhatton</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2234&jresult=4'>32</a></td><td align='center'><a href='status.php?problem_id=2234'>115</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2235</td><td align='left'><a href='problem-2235.html'>Tower</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2235&jresult=4'>32</a></td><td align='center'><a href='status.php?problem_id=2235'>56</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2236</td><td align='left'><a href='problem-2236.html'>Mall</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2236&jresult=4'>15</a></td><td align='center'><a href='status.php?problem_id=2236'>28</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2237</td><td align='left'><a href='problem-2237.html'>[NCPC2009]Flight Planning</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2237&jresult=4'>15</a></td><td align='center'><a href='status.php?problem_id=2237'>34</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2238</td><td align='left'><a href='problem-2238.html'>Mst</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2238&jresult=4'>36</a></td><td align='center'><a href='status.php?problem_id=2238'>112</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2239</td><td align='left'><a href='problem-2239.html'>SRM405 ReasonableOdds</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2239&jresult=4'>2</a></td><td align='center'><a href='status.php?problem_id=2239'>10</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2240</td><td align='left'><a href='problem-2240.html'>ural1676  Mortal Combat</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2240&jresult=4'>2</a></td><td align='center'><a href='status.php?problem_id=2240'>2</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2241</td><td align='left'><a href='problem-2241.html'>[SDOI2011]打地鼠</a></td><td align='center'>第一轮Day1</td><td align='center'><a href='status.php?problem_id=2241&jresult=4'>157</a></td><td align='center'><a href='status.php?problem_id=2241'>251</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2242</td><td align='left'><a href='problem-2242.html'>[SDOI2011]计算器</a></td><td align='center'>第一轮day1</td><td align='center'><a href='status.php?problem_id=2242&jresult=4'>113</a></td><td align='center'><a href='status.php?problem_id=2242'>342</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2243</td><td align='left'><a href='problem-2243.html'>[SDOI2011]染色</a></td><td align='center'>第一轮day1</td><td align='center'><a href='status.php?problem_id=2243&jresult=4'>167</a></td><td align='center'><a href='status.php?problem_id=2243'>372</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2244</td><td align='left'><a href='problem-2244.html'>[SDOI2011]拦截导弹</a></td><td align='center'>第一轮day2</td><td align='center'><a href='status.php?problem_id=2244&jresult=4'>28</a></td><td align='center'><a href='status.php?problem_id=2244'>73</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2245</td><td align='left'><a href='problem-2245.html'>[SDOI2011]工作安排</a></td><td align='center'>第一轮day2</td><td align='center'><a href='status.php?problem_id=2245&jresult=4'>182</a></td><td align='center'><a href='status.php?problem_id=2245'>337</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2246</td><td align='left'><a href='problem-2246.html'>[SDOI2011]迷宫探险</a></td><td align='center'>第一轮day2</td><td align='center'><a href='status.php?problem_id=2246&jresult=4'>53</a></td><td align='center'><a href='status.php?problem_id=2246'>83</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2247</td><td align='left'><a href='problem-2247.html'>Pku3900 The Robbery</a></td><td align='center'>Seerc2009</td><td align='center'><a href='status.php?problem_id=2247&jresult=4'>12</a></td><td align='center'><a href='status.php?problem_id=2247'>70</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2248</td><td align='left'><a href='problem-2248.html'>Pku3901 The Computer Game</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2248&jresult=4'>1</a></td><td align='center'><a href='status.php?problem_id=2248'>2</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2249</td><td align='left'><a href='problem-2249.html'>Pku3896 Multiprocessor Scheduling</a></td><td align='center'>Seerc2009</td><td align='center'><a href='status.php?problem_id=2249&jresult=4'>4</a></td><td align='center'><a href='status.php?problem_id=2249'>4</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2250</td><td align='left'><a href='problem-2250.html'>Pku3899 The Lucky Numbers</a></td><td align='center'>Seerc2009</td><td align='center'><a href='status.php?problem_id=2250&jresult=4'>6</a></td><td align='center'><a href='status.php?problem_id=2250'>10</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2251</td><td align='left'><a href='problem-2251.html'>[2010Beijing Wc]外星联络</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2251&jresult=4'>42</a></td><td align='center'><a href='status.php?problem_id=2251'>74</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2252</td><td align='left'><a href='problem-2252.html'>[2010Beijing wc]矩阵距离 </a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2252&jresult=4'>66</a></td><td align='center'><a href='status.php?problem_id=2252'>113</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2253</td><td align='left'><a href='problem-2253.html'>[2010 Beijing wc]纸箱堆叠 </a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2253&jresult=4'>19</a></td><td align='center'><a href='status.php?problem_id=2253'>40</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2254</td><td align='left'><a href='problem-2254.html'>[Swerc2010]Fakes coreboard</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2254&jresult=4'>11</a></td><td align='center'><a href='status.php?problem_id=2254'>30</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2255</td><td align='left'><a href='problem-2255.html'>[Swerc2010]Palindromic DNA</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2255&jresult=4'>3</a></td><td align='center'><a href='status.php?problem_id=2255'>4</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2256</td><td align='left'><a href='problem-2256.html'>Fibonacci System</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2256&jresult=4'>0</a></td><td align='center'><a href='status.php?problem_id=2256'>0</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2257</td><td align='left'><a href='problem-2257.html'>[Jsoi2009]瓶子和燃料  </a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2257&jresult=4'>103</a></td><td align='center'><a href='status.php?problem_id=2257'>173</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2258</td><td align='left'><a href='problem-2258.html'>pku2758 Checking the Text 文本校对</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2258&jresult=4'>33</a></td><td align='center'><a href='status.php?problem_id=2258'>54</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2259</td><td align='left'><a href='problem-2259.html'>[Oibh]新型计算机 </a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2259&jresult=4'>90</a></td><td align='center'><a href='status.php?problem_id=2259'>377</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2260</td><td align='left'><a href='problem-2260.html'>商店购物[最小树形图]</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2260&jresult=4'>27</a></td><td align='center'><a href='status.php?problem_id=2260'>95</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2263</td><td align='left'><a href='problem-2263.html'>Pku3889 Fractal Streets</a></td><td align='center'>BAPC 2009&鸣谢SJTU YYD</td><td align='center'><a href='status.php?problem_id=2263&jresult=4'>2</a></td><td align='center'><a href='status.php?problem_id=2263'>3</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2264</td><td align='left'><a href='problem-2264.html'>Free Goodies</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2264&jresult=4'>4</a></td><td align='center'><a href='status.php?problem_id=2264'>4</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2265</td><td align='left'><a href='problem-2265.html'>Hill Driving</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2265&jresult=4'>16</a></td><td align='center'><a href='status.php?problem_id=2265'>37</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2266</td><td align='left'><a href='problem-2266.html'>Selling Land</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2266&jresult=4'>27</a></td><td align='center'><a href='status.php?problem_id=2266'>58</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2267</td><td align='left'><a href='problem-2267.html'>Telephone Network</a></td><td align='center'>鸣谢南航 勇敢的加菲猫</td><td align='center'><a href='status.php?problem_id=2267&jresult=4'>1</a></td><td align='center'><a href='status.php?problem_id=2267'>1</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2268</td><td align='left'><a href='problem-2268.html'>Wormly</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2268&jresult=4'>1</a></td><td align='center'><a href='status.php?problem_id=2268'>2</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2269</td><td align='left'><a href='problem-2269.html'>Locks and keys</a></td><td align='center'>鸣谢李青林</td><td align='center'><a href='status.php?problem_id=2269&jresult=4'>2</a></td><td align='center'><a href='status.php?problem_id=2269'>3</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2270</td><td align='left'><a href='problem-2270.html'>Jumping monkey</a></td><td align='center'>鸣谢李青林</td><td align='center'><a href='status.php?problem_id=2270&jresult=4'>50</a></td><td align='center'><a href='status.php?problem_id=2270'>123</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2271</td><td align='left'><a href='problem-2271.html'>3-sided dice</a></td><td align='center'>鸣谢 AekdyCoin</td><td align='center'><a href='status.php?problem_id=2271&jresult=4'>6</a></td><td align='center'><a href='status.php?problem_id=2271'>11</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2272</td><td align='left'><a href='problem-2272.html'>[Usaco2011 Feb]Cowlphabet </a></td><td align='center'>Gold</td><td align='center'><a href='status.php?problem_id=2272&jresult=4'>54</a></td><td align='center'><a href='status.php?problem_id=2272'>71</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2273</td><td align='left'><a href='problem-2273.html'>[Usaco2011 Feb]The Lost Cows </a></td><td align='center'>Gold</td><td align='center'><a href='status.php?problem_id=2273&jresult=4'>0</a></td><td align='center'><a href='status.php?problem_id=2273'>9</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2274</td><td align='left'><a href='problem-2274.html'>[Usaco2011]Generic Cow Protests [Neal Wu, 2010]</a></td><td align='center'>Gold</td><td align='center'><a href='status.php?problem_id=2274&jresult=4'>39</a></td><td align='center'><a href='status.php?problem_id=2274'>71</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2275</td><td align='left'><a href='problem-2275.html'>[Coci2010]HRPA </a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2275&jresult=4'>26</a></td><td align='center'><a href='status.php?problem_id=2275'>55</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2276</td><td align='left'><a href='problem-2276.html'>[Poi2011]Temperature</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2276&jresult=4'>62</a></td><td align='center'><a href='status.php?problem_id=2276'>178</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2277</td><td align='left'><a href='problem-2277.html'>[Poi2011]Strongbox</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2277&jresult=4'>71</a></td><td align='center'><a href='status.php?problem_id=2277'>184</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2278</td><td align='left'><a href='problem-2278.html'>[Poi2011]Garbage</a></td><td align='center'>Stage 2</td><td align='center'><a href='status.php?problem_id=2278&jresult=4'>0</a></td><td align='center'><a href='status.php?problem_id=2278'>5</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2279</td><td align='left'><a href='problem-2279.html'>[Ncpc2010]Around the track</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2279&jresult=4'>0</a></td><td align='center'><a href='status.php?problem_id=2279'>2</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2280</td><td align='left'><a href='problem-2280.html'>[Poi2011]Plot</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2280&jresult=4'>0</a></td><td align='center'><a href='status.php?problem_id=2280'>69</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2281</td><td align='left'><a href='problem-2281.html'>[Sdoi2011]黑白棋</a></td><td align='center'>stage 2 day1</td><td align='center'><a href='status.php?problem_id=2281&jresult=4'>6</a></td><td align='center'><a href='status.php?problem_id=2281'>15</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2282</td><td align='left'><a href='problem-2282.html'>[Sdoi2011]消防</a></td><td align='center'>stage 2 day1</td><td align='center'><a href='status.php?problem_id=2282&jresult=4'>39</a></td><td align='center'><a href='status.php?problem_id=2282'>72</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2283</td><td align='left'><a href='problem-2283.html'>[Sdoi2011]火星移民</a></td><td align='center'>stage 2 day1</td><td align='center'><a href='status.php?problem_id=2283&jresult=4'>13</a></td><td align='center'><a href='status.php?problem_id=2283'>35</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2284</td><td align='left'><a href='problem-2284.html'>[Sdoi2011]贪食蛇</a></td><td align='center'>Stage2 day2</td><td align='center'><a href='status.php?problem_id=2284&jresult=4'>3</a></td><td align='center'><a href='status.php?problem_id=2284'>7</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2285</td><td align='left'><a href='problem-2285.html'>[Sdoi2011]保密</a></td><td align='center'>Stage2 day2</td><td align='center'><a href='status.php?problem_id=2285&jresult=4'>21</a></td><td align='center'><a href='status.php?problem_id=2285'>121</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2286</td><td align='left'><a href='problem-2286.html'>[Sdoi2011消耗战</a></td><td align='center'>Stage2 day2</td><td align='center'><a href='status.php?problem_id=2286&jresult=4'>37</a></td><td align='center'><a href='status.php?problem_id=2286'>125</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2287</td><td align='left'><a href='problem-2287.html'>【POJ Challenge】消失之物</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2287&jresult=4'>109</a></td><td align='center'><a href='status.php?problem_id=2287'>212</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2288</td><td align='left'><a href='problem-2288.html'>【POJ Challenge】生日礼物</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2288&jresult=4'>55</a></td><td align='center'><a href='status.php?problem_id=2288'>191</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2289</td><td align='left'><a href='problem-2289.html'>【POJ Challenge】圆，圆，圆</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2289&jresult=4'>57</a></td><td align='center'><a href='status.php?problem_id=2289'>136</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2290</td><td align='left'><a href='problem-2290.html'>【POJ Challenge】翻版玛丽</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2290&jresult=4'>0</a></td><td align='center'><a href='status.php?problem_id=2290'>3</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2291</td><td align='left'><a href='problem-2291.html'>【POJ Challenge】超级笔记 </a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2291&jresult=4'>0</a></td><td align='center'><a href='status.php?problem_id=2291'>5</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2292</td><td align='left'><a href='problem-2292.html'>【POJ Challenge 】永远挑战</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2292&jresult=4'>144</a></td><td align='center'><a href='status.php?problem_id=2292'>401</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2293</td><td align='left'><a href='problem-2293.html'>【POJ Challenge】吉他英雄</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2293&jresult=4'>46</a></td><td align='center'><a href='status.php?problem_id=2293'>61</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2294</td><td align='left'><a href='problem-2294.html'>【POJ Challenge】爬山II</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2294&jresult=4'>0</a></td><td align='center'><a href='status.php?problem_id=2294'>10</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2295</td><td align='left'><a href='problem-2295.html'>【POJ Challenge】我爱你啊</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2295&jresult=4'>63</a></td><td align='center'><a href='status.php?problem_id=2295'>91</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2296</td><td align='left'><a href='problem-2296.html'>【POJ Challenge】随机种子</a></td><td align='center'>鸣谢 dnc1994提供spj程序</td><td align='center'><a href='status.php?problem_id=2296&jresult=4'>33</a></td><td align='center'><a href='status.php?problem_id=2296'>67</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2297</td><td align='left'><a href='problem-2297.html'>信号塔</a></td><td align='center'>鲁逸沁  鸣谢Benz提供SJ程序！</td><td align='center'><a href='status.php?problem_id=2297&jresult=4'>7</a></td><td align='center'><a href='status.php?problem_id=2297'>8</a></td></tr>

<tr class='evenrow'><td></td><td align='center'>2298</td><td align='left'><a href='problem-2298.html'>[HAOI2011]problem a</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2298&jresult=4'>65</a></td><td align='center'><a href='status.php?problem_id=2298'>155</a></td></tr>

<tr class='oddrow'><td></td><td align='center'>2299</td><td align='left'><a href='problem-2299.html'>[HAOI2011]向量</a></td><td align='center'></td><td align='center'><a href='status.php?problem_id=2299&jresult=4'>72</a></td><td align='center'><a href='status.php?problem_id=2299'>214</a></td></tr>
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